export function dalImgUrl(str) {
  if (str) {
    if (str.startsWith("http")) {
      return str;
    } else {
      return "http://localhost:3009" + str;
    }
  } else {
    return "https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=3053314456,1074436734&fm=26&gp=0.jpg";
  }
}
